<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表格</title>
</head>
<body>
<table border="1" width="500px" height="500" >
  <caption>优秀学生信息表格</caption>
    <thead>
    <tr>
      <th>年级</th>
      <th>姓名</th>
      <th>学号</th>
      <th>班级</th>
    </tr>
    </thead>
  <tbody>
  <tr>
    <td rowspan="2">高三</td>
    <td>张三</td>
    <td>110</td>
    <td>三年二班</td>
  </tr>
  <tr>
    <td>赵四</td>
    <td>120</td>
    <td>三年三班</td>
  </tr>
  </tbody>
  <tfoot>
<tr>
  <td>评语</td>
  <td colspan="3">你们都很优秀</td>
  </tr>
  </tfoot>
</table>
</body>
</html>